Home / 8,667,571.26-11,941,988.93-5,722,142.56

Finding the Fourth Proportional to 8,667,571.26, 11,941,988.93 and 5,722,142.56

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Solution

The fourth proportional to 8,667,571.26, 11,941,988.93 and 5,722,142.56 is: 7,883,842.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,571.26 : 11,941,988.93 = 5,722,142.56 : x
  2. Step 2: Convert to fraction form
    8,667,571.26/11,941,988.93 = 5,722,142.56/x
  3. Step 3: Cross multiply
    8,667,571.26x = 11,941,988.93 × 5,722,142.56
  4. Step 4: Simplify right side
    8,667,571.26x = 68,333,763,151,562.19
  5. Step 5: Solve for x
    x = 68,333,763,151,562.19/8,667,571.26
  6. Step 6: Final answer
    x = 7,883,842.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.